[InstCombine] Use range-based for loop. NFC
llvm-svn: 298680
diff --git a/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp b/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
index 2241863..9cd22f6 100644
--- a/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
@@ -3019,12 +3019,11 @@
}
// See if we can constant fold its operands.
- for (User::op_iterator i = Inst->op_begin(), e = Inst->op_end(); i != e;
- ++i) {
- if (!isa<ConstantVector>(i) && !isa<ConstantExpr>(i))
+ for (Use &U : Inst->operands()) {
+ if (!isa<ConstantVector>(U) && !isa<ConstantExpr>(U))
continue;
- auto *C = cast<Constant>(i);
+ auto *C = cast<Constant>(U);
Constant *&FoldRes = FoldedConstants[C];
if (!FoldRes)
FoldRes = ConstantFoldConstant(C, DL, TLI);
@@ -3035,7 +3034,7 @@
DEBUG(dbgs() << "IC: ConstFold operand of: " << *Inst
<< "\n Old = " << *C
<< "\n New = " << *FoldRes << '\n');
- *i = FoldRes;
+ U = FoldRes;
MadeIRChange = true;
}
}